Ozone is one of the most well-known types of air pollution. Ozone is caused by vehicle exhaust, industrial emissions, chemical solvents, and gasoline vapors. Hot weather and sunlight are also factors which, when combined with the emissions above, create high concentrations of ozone in the air....
Smokefromfactories pollutes the air ofindustrialized areas and the surrounding areas of the countryside. The pollutionof water is equally harmful. The whole ecological balance of the sea is beingchanged and industrial wastes have already made many rivers lifeless. Now environmental protection is more p...
B.The importance of protecting the earth.C.The importance of protecting the moon.(3)How many ways to protect the earth does the speaker talk about?A.One.B.Two.C.Three.(4)How should we not go out according to the speaker?A.By car....
What can we learn about Saharan dust? A. It pollutes the air in the Amazon badly. B. It contains more phosphorus than the Amazon soil. C. The amount of phosphorus in it isn’t enough for the Amazon. D. About 28 million metric tons of it fall in the Amazon E. ach year. ...
they use up natural resources (资源). Cars burn gas to get us where we want to go. This pollutes (污染) the air. Electric heat and light make our homes___, but they also burn up coal and oil. We need factories, but factory waste pollutes our waterways. It seems terrible, right?
Flying pollutes, but what can we do instead? 哪些更环保的出行方式可能代替坐飞机? 你的浏览器不支持音频元素. 民航业虽然是对环境污染最多的行业之一,却依然在蓬勃发展。这是因为其它对环境相对友好的远途旅行方式常常有速度慢、不方便、价格高等问题。比如,英国城市伦敦和爱丁堡之间虽然只有 600 多公里,但由于...
Man is now slowly polluting the whole world. Air pollution is still the most serious. It's bad for all living things in the world, but it is not the only one kind of pollution. Water pollution kills our fish and pollutes our drinking water. Noise pollution makes us angry more easily. ...
It kills our fish and pollutes our drinking water. Air pollution is the most serious(严重的) kind of pollution. ___ bad for living things in the world. Noise pollution ___ us talk louder and makes us become angry ___. The Earth is ___ home and we must save it. We can’t __...
It kills our fish and pollutes our drinking water. Noise pollution makes us talk louder and become angry more easily. Air pollution is the most serious kind of pollution. It's bad to all liv- ing things in the world. Cars, planes and factories all pollute our air every day. Some times...
meanwhile the environment has been polluted.Somke form factory chimneys pollutesthe air.Machines and engines make noises that annoy us constantly.Animals are homeless because the forcests are decreasing every minute.Streets are crowded with people and vehicles.The environment painful for us to live in...